![](/images/backgrounds/157297/bg1a.png)
1 Hardware Overview 1.2 System Unit Block Diagram
1-12 [CONFIDENTIAL] TECRA A9(S5/P5/S200) Maintenance Manual (960-633)
PSC (Power Supply Controller)
• One TMP86FS49AUG chip is used.
• This controller controls the power sources.
Clock Generator
• IDT 9LPR501PGLFT is used.
• This device generates the system clock.
Modem Controller
• One MDC is used.
• This controller has the following functions:
– One RJ11 port
– Azalia MDC1.5
– V.92 (V.90) 56K Modem/FAX
– Ring wake up support
Internal LAN Controller
• Intel made only GigaBit Ether is used.
• This controller has the following functions:
– PCI-Ex connection
– Supports Gigabit Ethernet
– One RJ45 port
– WOL support
– Magic Packet support
– LED support